/* BinMgr Custom Styles */

/* General */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

/* Sidebar */
.sidebar {
    padding-top: 0;
}

.sidebar .nav-link {
    color: #333;
    padding: 0.75rem 1rem;
    border-radius: 0.375rem;
    margin: 0.125rem 0.5rem;
}

.sidebar .nav-link:hover {
    background-color: #f8f9fa;
}

.sidebar .nav-link.active {
    background-color: #0d6efd;
    color: white;
}

/* Cards */
.card {
    border-radius: 0.5rem;
}

/* Tables */
.table th {
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.025em;
    color: #6c757d;
}

.table tbody tr {
    transition: background-color 0.15s ease-in-out;
}

.table-hover tbody tr:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

/* Badges */
.badge {
    font-weight: 500;
}

/* Quick Action Modal */
#quickActionModal .btn-lg.rounded-circle {
    transition: transform 0.1s ease-in-out;
}

#quickActionModal .btn-lg.rounded-circle:active {
    transform: scale(0.95);
}

/* List groups */
.list-group-item {
    border-left: none;
    border-right: none;
}

.list-group-item:first-child {
    border-top: none;
}

/* Form controls */
.form-control:focus,
.form-select:focus {
    border-color: #86b7fe;
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.15);
}

/* Navbar */
.navbar-brand {
    font-weight: 600;
}

/* Dropdown improvements */
.dropdown-menu {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 0, 0, 0.08);
}

.dropdown-item {
    padding: 0.5rem 1rem;
}

.dropdown-item:hover {
    background-color: #f8f9fa;
}

.dropdown-item.text-danger:hover {
    background-color: #f8d7da;
}

/* Stats cards */
.card-footer {
    font-size: 0.875rem;
}

/* Mobile responsive */
@media (max-width: 767.98px) {
    .sidebar {
        position: fixed;
        top: 56px;
        left: -100%;
        width: 250px;
        height: calc(100vh - 56px);
        z-index: 1000;
        transition: left 0.3s ease;
    }
    
    .sidebar.show {
        left: 0;
    }
    
    main {
        margin-left: 0 !important;
    }
}

/* Print styles */
@media print {
    .sidebar,
    .navbar,
    .btn,
    .dropdown {
        display: none !important;
    }
    
    main {
        margin: 0 !important;
        padding: 0 !important;
    }
}

/* Loading spinner */
.spinner-border-sm {
    width: 1rem;
    height: 1rem;
    border-width: 0.15em;
}

/* Cursor pointer for clickable rows */
[onclick] {
    cursor: pointer;
}

/* Stock status colors */
.bg-success { background-color: #198754 !important; }
.bg-warning { background-color: #ffc107 !important; color: #000 !important; }
.bg-danger { background-color: #dc3545 !important; }

/* Smooth transitions */
.fade-in {
    animation: fadeIn 0.2s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Mobile Offcanvas Sidebar */
#sidebarOffcanvas .nav-link {
    color: #333;
    padding: 0.75rem 1rem;
    border-radius: 0.375rem;
    margin: 0.125rem 0.5rem;
}

#sidebarOffcanvas .nav-link:hover {
    background-color: #f8f9fa;
}

#sidebarOffcanvas .nav-link.active {
    background-color: #0d6efd;
    color: white;
}

#sidebarOffcanvas .offcanvas-body {
    padding-top: 1rem;
}

/* Keyboard shortcut badge styling */
.kbd {
    display: inline-block;
    padding: 0.2em 0.4em;
    font-size: 0.85em;
    font-family: SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    color: #24292e;
    background-color: #fafbfc;
    border: 1px solid #d1d5da;
    border-radius: 3px;
    box-shadow: inset 0 -1px 0 #d1d5da;
}

/* Better focus states for accessibility */
.nav-link:focus,
.btn:focus,
.form-control:focus,
.form-select:focus {
    outline: 2px solid #0d6efd;
    outline-offset: 2px;
}

/* Skip link for accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: #0d6efd;
    color: white;
    padding: 8px;
    z-index: 9999;
}

.skip-link:focus {
    top: 0;
}

/* ============================================
   MOBILE-RESPONSIVE TABLES
   ============================================ */

/* On mobile, transform table rows into cards */
@media (max-width: 767.98px) {
    .table-mobile-cards {
        border: none;
    }
    
    .table-mobile-cards thead {
        display: none;
    }
    
    .table-mobile-cards tbody tr {
        display: block;
        margin-bottom: 1rem;
        border: 1px solid #dee2e6;
        border-radius: 0.5rem;
        background: white;
    }
    
    .table-mobile-cards tbody td {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 0.75rem 1rem;
        border: none;
        border-bottom: 1px solid #f0f0f0;
    }
    
    .table-mobile-cards tbody td:last-child {
        border-bottom: none;
    }
    
    .table-mobile-cards tbody td::before {
        content: attr(data-label);
        font-weight: 600;
        font-size: 0.75rem;
        text-transform: uppercase;
        color: #6c757d;
        margin-right: 1rem;
    }
    
    .table-mobile-cards tbody td:first-child {
        background: #f8f9fa;
        border-radius: 0.5rem 0.5rem 0 0;
        font-weight: 600;
    }
    
    /* Hide certain columns on mobile */
    .table-mobile-cards .d-mobile-none {
        display: none !important;
    }
}

/* Alternative: Horizontal scroll with sticky first column */
.table-scroll-mobile {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

@media (max-width: 767.98px) {
    .table-scroll-mobile th:first-child,
    .table-scroll-mobile td:first-child {
        position: sticky;
        left: 0;
        background: white;
        z-index: 1;
        box-shadow: 2px 0 4px rgba(0,0,0,0.05);
    }
    
    .table-scroll-mobile thead th:first-child {
        background: #f8f9fa;
    }
}

/* ============================================
   FORM VALIDATION STYLES
   ============================================ */

.form-control.is-invalid,
.form-select.is-invalid {
    border-color: #dc3545;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23dc3545'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath stroke-linejoin='round' d='M5.8 3.6h.4L6 6.5z'/%3e%3ccircle cx='6' cy='8.2' r='.6' fill='%23dc3545' stroke='none'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right calc(0.375em + 0.1875rem) center;
    background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

.form-control.is-valid,
.form-select.is-valid {
    border-color: #198754;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%23198754' d='M2.3 6.73.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right calc(0.375em + 0.1875rem) center;
    background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

.invalid-feedback {
    display: none;
    width: 100%;
    margin-top: 0.25rem;
    font-size: 0.875em;
    color: #dc3545;
}

.is-invalid ~ .invalid-feedback {
    display: block;
}

/* ============================================
   LOADING STATES
   ============================================ */

.btn-loading {
    position: relative;
    pointer-events: none;
}

.btn-loading::after {
    content: '';
    position: absolute;
    width: 1rem;
    height: 1rem;
    top: 50%;
    left: 50%;
    margin: -0.5rem 0 0 -0.5rem;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spinner-border 0.75s linear infinite;
}

/* Skeleton loading placeholder */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: 4px;
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-text {
    height: 1em;
    margin-bottom: 0.5em;
}

.skeleton-text:last-child {
    width: 70%;
}

/* ============================================
   ACCESSIBILITY IMPROVEMENTS
   ============================================ */

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    .skeleton {
        animation: none;
    }
    
    .spinner-border {
        animation-duration: 1.5s;
    }
}

/* High contrast focus states */
*:focus-visible {
    outline: 3px solid #0d6efd;
    outline-offset: 2px;
}

/* Screen reader only content */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}